staging: rtl8192u: release memory on error path

In rtl819xU_tx_cmd if usb_submit_urb fails the allocated memories should
be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Link: https://lore.kernel.org/r/20190920014303.31410-1-navid.emamdoost@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index f0f755f..d451092 100644 (file)
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1211,6 +1211,8 @@ short rtl819xU_tx_cmd(struct net_device *dev, struct sk_buff *skb)
                return 0;
 
        DMESGE("Error TX CMD URB, error %d", status);
+       dev_kfree_skb(skb);
+       usb_free_urb(tx_urb);
        return -1;
 }